Please help ASAP
What is the value of m∠A + m∠B?

-4

step-by-step explanation:

(-4+8)=-(4-8)=-8+4=-4

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10

step-by-step explanation:

de-gf

hj=3x+20

ji=15x-64

step-by-step explanation:

options